550891395

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{631}}^1$

素因数の和:897

約数の個数: 64

約数和(自身を含む): 1019289600

約数和(自身を除く): 468398205

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 223, 261, 435, 631, 669, 783, 1115, 1305, 1893, 2007, 3155, 3345, 3915, 5679, 6021, 6467, 9465, 10035, 17037, 18299, 19401, 28395, 30105, 32335, 54897, 58203, 85185, 91495, 97005, 140713, 164691, 174609, 274485, 291015, 422139, 494073, 703565, 823455, 873045, 1266417, 2110695, 2470365, 3799251, 4080677, 6332085, 12242031, 18996255, 20403385, 36726093, 61210155, 110178279, 183630465, 550891395]

約数ペア:

[(1, 550891395), (3, 183630465), (5, 110178279), (9, 61210155), (15, 36726093), (27, 20403385), (29, 18996255), (45, 12242031), (87, 6332085), (135, 4080677), (145, 3799251), (223, 2470365), (261, 2110695), (435, 1266417), (631, 873045), (669, 823455), (783, 703565), (1115, 494073), (1305, 422139), (1893, 291015), (2007, 274485), (3155, 174609), (3345, 164691), (3915, 140713), (5679, 97005), (6021, 91495), (6467, 85185), (9465, 58203), (10035, 54897), (17037, 32335), (18299, 30105), (19401, 28395)]