263553615

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{571}}^1$

素因数の和:861

約数の個数: 64

約数和(自身を含む): 507386880

約数和(自身を除く): 243833265

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 263, 351, 571, 585, 789, 1315, 1713, 1755, 2367, 2855, 3419, 3945, 5139, 7101, 7423, 8565, 10257, 11835, 15417, 17095, 22269, 25695, 30771, 35505, 37115, 51285, 66807, 77085, 92313, 111345, 150173, 153855, 200421, 334035, 450519, 461565, 750865, 1002105, 1351557, 1952249, 2252595, 4054671, 5856747, 6757785, 9761245, 17570241, 20273355, 29283735, 52710723, 87851205, 263553615]

約数ペア:

[(1, 263553615), (3, 87851205), (5, 52710723), (9, 29283735), (13, 20273355), (15, 17570241), (27, 9761245), (39, 6757785), (45, 5856747), (65, 4054671), (117, 2252595), (135, 1952249), (195, 1351557), (263, 1002105), (351, 750865), (571, 461565), (585, 450519), (789, 334035), (1315, 200421), (1713, 153855), (1755, 150173), (2367, 111345), (2855, 92313), (3419, 77085), (3945, 66807), (5139, 51285), (7101, 37115), (7423, 35505), (8565, 30771), (10257, 25695), (11835, 22269), (15417, 17095)]