28797990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1801}}^1$

素因数の和:1865

約数の個数: 64

約数和(自身を含む): 76289472

約数和(自身を除く): 47491482

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 41, 65, 78, 82, 123, 130, 195, 205, 246, 390, 410, 533, 615, 1066, 1230, 1599, 1801, 2665, 3198, 3602, 5330, 5403, 7995, 9005, 10806, 15990, 18010, 23413, 27015, 46826, 54030, 70239, 73841, 117065, 140478, 147682, 221523, 234130, 351195, 369205, 443046, 702390, 738410, 959933, 1107615, 1919866, 2215230, 2879799, 4799665, 5759598, 9599330, 14398995, 28797990]

約数ペア:

[(1, 28797990), (2, 14398995), (3, 9599330), (5, 5759598), (6, 4799665), (10, 2879799), (13, 2215230), (15, 1919866), (26, 1107615), (30, 959933), (39, 738410), (41, 702390), (65, 443046), (78, 369205), (82, 351195), (123, 234130), (130, 221523), (195, 147682), (205, 140478), (246, 117065), (390, 73841), (410, 70239), (533, 54030), (615, 46826), (1066, 27015), (1230, 23413), (1599, 18010), (1801, 15990), (2665, 10806), (3198, 9005), (3602, 7995), (5330, 5403)]