17798970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{647}}^1$

素因数の和:795

約数の個数: 64

約数和(自身を含む): 49268736

約数和(自身を除く): 31469766

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 131, 210, 262, 393, 647, 655, 786, 917, 1294, 1310, 1834, 1941, 1965, 2751, 3235, 3882, 3930, 4529, 4585, 5502, 6470, 9058, 9170, 9705, 13587, 13755, 19410, 22645, 27174, 27510, 45290, 67935, 84757, 135870, 169514, 254271, 423785, 508542, 593299, 847570, 1186598, 1271355, 1779897, 2542710, 2966495, 3559794, 5932990, 8899485, 17798970]

約数ペア:

[(1, 17798970), (2, 8899485), (3, 5932990), (5, 3559794), (6, 2966495), (7, 2542710), (10, 1779897), (14, 1271355), (15, 1186598), (21, 847570), (30, 593299), (35, 508542), (42, 423785), (70, 254271), (105, 169514), (131, 135870), (210, 84757), (262, 67935), (393, 45290), (647, 27510), (655, 27174), (786, 22645), (917, 19410), (1294, 13755), (1310, 13587), (1834, 9705), (1941, 9170), (1965, 9058), (2751, 6470), (3235, 5502), (3882, 4585), (3930, 4529)]