13220025

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 27230400

約数和(自身を除く): 14010375

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 65, 75, 91, 105, 149, 169, 175, 195, 273, 325, 447, 455, 507, 525, 745, 845, 975, 1043, 1183, 1365, 1937, 2235, 2275, 2535, 3129, 3549, 3725, 4225, 5215, 5811, 5915, 6825, 9685, 11175, 12675, 13559, 15645, 17745, 25181, 26075, 29055, 29575, 40677, 48425, 67795, 75543, 78225, 88725, 125905, 145275, 176267, 203385, 338975, 377715, 528801, 629525, 881335, 1016925, 1888575, 2644005, 4406675, 13220025]

約数ペア:

[(1, 13220025), (3, 4406675), (5, 2644005), (7, 1888575), (13, 1016925), (15, 881335), (21, 629525), (25, 528801), (35, 377715), (39, 338975), (65, 203385), (75, 176267), (91, 145275), (105, 125905), (149, 88725), (169, 78225), (175, 75543), (195, 67795), (273, 48425), (325, 40677), (447, 29575), (455, 29055), (507, 26075), (525, 25181), (745, 17745), (845, 15645), (975, 13559), (1043, 12675), (1183, 11175), (1365, 9685), (1937, 6825), (2235, 5915), (2275, 5811), (2535, 5215), (3129, 4225), (3549, 3725)]