31492890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2447}}^1$

素因数の和:2484

約数の個数: 96

約数和(自身を含む): 96235776

約数和(自身を除く): 64742886

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 22, 26, 30, 33, 39, 45, 55, 65, 66, 78, 90, 99, 110, 117, 130, 143, 165, 195, 198, 234, 286, 330, 390, 429, 495, 585, 715, 858, 990, 1170, 1287, 1430, 2145, 2447, 2574, 4290, 4894, 6435, 7341, 12235, 12870, 14682, 22023, 24470, 26917, 31811, 36705, 44046, 53834, 63622, 73410, 80751, 95433, 110115, 134585, 159055, 161502, 190866, 220230, 242253, 269170, 286299, 318110, 349921, 403755, 477165, 484506, 572598, 699842, 807510, 954330, 1049763, 1211265, 1431495, 1749605, 2099526, 2422530, 2862990, 3149289, 3499210, 5248815, 6298578, 10497630, 15746445, 31492890]

約数ペア:

[(1, 31492890), (2, 15746445), (3, 10497630), (5, 6298578), (6, 5248815), (9, 3499210), (10, 3149289), (11, 2862990), (13, 2422530), (15, 2099526), (18, 1749605), (22, 1431495), (26, 1211265), (30, 1049763), (33, 954330), (39, 807510), (45, 699842), (55, 572598), (65, 484506), (66, 477165), (78, 403755), (90, 349921), (99, 318110), (110, 286299), (117, 269170), (130, 242253), (143, 220230), (165, 190866), (195, 161502), (198, 159055), (234, 134585), (286, 110115), (330, 95433), (390, 80751), (429, 73410), (495, 63622), (585, 53834), (715, 44046), (858, 36705), (990, 31811), (1170, 26917), (1287, 24470), (1430, 22023), (2145, 14682), (2447, 12870), (2574, 12235), (4290, 7341), (4894, 6435)]