8978508

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:148

約数の個数: 144

約数和(自身を含む): 29352960

約数和(自身を除く): 20374452

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 41, 42, 44, 63, 66, 77, 79, 82, 84, 99, 123, 126, 132, 154, 158, 164, 198, 231, 237, 246, 252, 287, 308, 316, 369, 396, 451, 462, 474, 492, 553, 574, 693, 711, 738, 861, 869, 902, 924, 948, 1106, 1148, 1353, 1386, 1422, 1476, 1659, 1722, 1738, 1804, 2212, 2583, 2607, 2706, 2772, 2844, 3157, 3239, 3318, 3444, 3476, 4059, 4977, 5166, 5214, 5412, 6083, 6314, 6478, 6636, 7821, 8118, 9471, 9717, 9954, 10332, 10428, 12166, 12628, 12956, 15642, 16236, 18249, 18942, 19434, 19908, 22673, 24332, 28413, 29151, 31284, 35629, 36498, 37884, 38868, 45346, 54747, 56826, 58302, 68019, 71258, 72996, 90692, 106887, 109494, 113652, 116604, 136038, 142516, 204057, 213774, 218988, 249403, 272076, 320661, 408114, 427548, 498806, 641322, 748209, 816228, 997612, 1282644, 1496418, 2244627, 2992836, 4489254, 8978508]

約数ペア:

[(1, 8978508), (2, 4489254), (3, 2992836), (4, 2244627), (6, 1496418), (7, 1282644), (9, 997612), (11, 816228), (12, 748209), (14, 641322), (18, 498806), (21, 427548), (22, 408114), (28, 320661), (33, 272076), (36, 249403), (41, 218988), (42, 213774), (44, 204057), (63, 142516), (66, 136038), (77, 116604), (79, 113652), (82, 109494), (84, 106887), (99, 90692), (123, 72996), (126, 71258), (132, 68019), (154, 58302), (158, 56826), (164, 54747), (198, 45346), (231, 38868), (237, 37884), (246, 36498), (252, 35629), (287, 31284), (308, 29151), (316, 28413), (369, 24332), (396, 22673), (451, 19908), (462, 19434), (474, 18942), (492, 18249), (553, 16236), (574, 15642), (693, 12956), (711, 12628), (738, 12166), (861, 10428), (869, 10332), (902, 9954), (924, 9717), (948, 9471), (1106, 8118), (1148, 7821), (1353, 6636), (1386, 6478), (1422, 6314), (1476, 6083), (1659, 5412), (1722, 5214), (1738, 5166), (1804, 4977), (2212, 4059), (2583, 3476), (2607, 3444), (2706, 3318), (2772, 3239), (2844, 3157)]