28431942

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:162

約数の個数: 128

約数和(自身を含む): 77414400

約数和(自身を除く): 48982458

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 33, 38, 41, 42, 57, 66, 77, 79, 82, 114, 123, 133, 154, 158, 209, 231, 237, 246, 266, 287, 399, 418, 451, 462, 474, 553, 574, 627, 779, 798, 861, 869, 902, 1106, 1254, 1353, 1463, 1501, 1558, 1659, 1722, 1738, 2337, 2607, 2706, 2926, 3002, 3157, 3239, 3318, 4389, 4503, 4674, 5214, 5453, 6083, 6314, 6478, 8569, 8778, 9006, 9471, 9717, 10507, 10906, 12166, 16359, 16511, 17138, 18249, 18942, 19434, 21014, 22673, 25707, 31521, 32718, 33022, 35629, 36498, 45346, 49533, 51414, 59983, 61541, 63042, 68019, 71258, 99066, 106887, 115577, 119966, 123082, 136038, 179949, 184623, 213774, 231154, 249403, 346731, 359898, 369246, 430787, 498806, 676951, 693462, 748209, 861574, 1292361, 1353902, 1496418, 2030853, 2584722, 4061706, 4738657, 9477314, 14215971, 28431942]

約数ペア:

[(1, 28431942), (2, 14215971), (3, 9477314), (6, 4738657), (7, 4061706), (11, 2584722), (14, 2030853), (19, 1496418), (21, 1353902), (22, 1292361), (33, 861574), (38, 748209), (41, 693462), (42, 676951), (57, 498806), (66, 430787), (77, 369246), (79, 359898), (82, 346731), (114, 249403), (123, 231154), (133, 213774), (154, 184623), (158, 179949), (209, 136038), (231, 123082), (237, 119966), (246, 115577), (266, 106887), (287, 99066), (399, 71258), (418, 68019), (451, 63042), (462, 61541), (474, 59983), (553, 51414), (574, 49533), (627, 45346), (779, 36498), (798, 35629), (861, 33022), (869, 32718), (902, 31521), (1106, 25707), (1254, 22673), (1353, 21014), (1463, 19434), (1501, 18942), (1558, 18249), (1659, 17138), (1722, 16511), (1738, 16359), (2337, 12166), (2607, 10906), (2706, 10507), (2926, 9717), (3002, 9471), (3157, 9006), (3239, 8778), (3318, 8569), (4389, 6478), (4503, 6314), (4674, 6083), (5214, 5453)]