28868994

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:213

約数の個数: 128

約数和(自身を含む): 82114560

約数和(自身を除く): 53245566

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 53, 54, 63, 66, 77, 99, 106, 126, 131, 154, 159, 189, 198, 231, 262, 297, 318, 371, 378, 393, 462, 477, 583, 594, 693, 742, 786, 917, 954, 1113, 1166, 1179, 1386, 1431, 1441, 1749, 1834, 2079, 2226, 2358, 2751, 2862, 2882, 3339, 3498, 3537, 4081, 4158, 4323, 5247, 5502, 6678, 6943, 7074, 8162, 8253, 8646, 10017, 10087, 10494, 12243, 12969, 13886, 15741, 16506, 20034, 20174, 20829, 24486, 24759, 25938, 30261, 31482, 36729, 38907, 41658, 48601, 49518, 60522, 62487, 73458, 76373, 77814, 90783, 97202, 110187, 124974, 145803, 152746, 181566, 187461, 220374, 229119, 272349, 291606, 374922, 437409, 458238, 534611, 544698, 687357, 874818, 1069222, 1312227, 1374714, 1603833, 2062071, 2624454, 3207666, 4124142, 4811499, 9622998, 14434497, 28868994]

約数ペア:

[(1, 28868994), (2, 14434497), (3, 9622998), (6, 4811499), (7, 4124142), (9, 3207666), (11, 2624454), (14, 2062071), (18, 1603833), (21, 1374714), (22, 1312227), (27, 1069222), (33, 874818), (42, 687357), (53, 544698), (54, 534611), (63, 458238), (66, 437409), (77, 374922), (99, 291606), (106, 272349), (126, 229119), (131, 220374), (154, 187461), (159, 181566), (189, 152746), (198, 145803), (231, 124974), (262, 110187), (297, 97202), (318, 90783), (371, 77814), (378, 76373), (393, 73458), (462, 62487), (477, 60522), (583, 49518), (594, 48601), (693, 41658), (742, 38907), (786, 36729), (917, 31482), (954, 30261), (1113, 25938), (1166, 24759), (1179, 24486), (1386, 20829), (1431, 20174), (1441, 20034), (1749, 16506), (1834, 15741), (2079, 13886), (2226, 12969), (2358, 12243), (2751, 10494), (2862, 10087), (2882, 10017), (3339, 8646), (3498, 8253), (3537, 8162), (4081, 7074), (4158, 6943), (4323, 6678), (5247, 5502)]