238464772

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3019}}^1$

素因数の和:3081

約数の個数: 72

約数和(自身を含む): 539831040

約数和(自身を除く): 301366268

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 49, 52, 62, 91, 98, 124, 182, 196, 217, 364, 403, 434, 637, 806, 868, 1274, 1519, 1612, 2548, 2821, 3019, 3038, 5642, 6038, 6076, 11284, 12076, 19747, 21133, 39247, 39494, 42266, 78494, 78988, 84532, 93589, 147931, 156988, 187178, 274729, 295862, 374356, 549458, 591724, 655123, 1098916, 1216657, 1310246, 1923103, 2433314, 2620492, 3846206, 4585861, 4866628, 7692412, 8516599, 9171722, 17033198, 18343444, 34066396, 59616193, 119232386, 238464772]

約数ペア:

[(1, 238464772), (2, 119232386), (4, 59616193), (7, 34066396), (13, 18343444), (14, 17033198), (26, 9171722), (28, 8516599), (31, 7692412), (49, 4866628), (52, 4585861), (62, 3846206), (91, 2620492), (98, 2433314), (124, 1923103), (182, 1310246), (196, 1216657), (217, 1098916), (364, 655123), (403, 591724), (434, 549458), (637, 374356), (806, 295862), (868, 274729), (1274, 187178), (1519, 156988), (1612, 147931), (2548, 93589), (2821, 84532), (3019, 78988), (3038, 78494), (5642, 42266), (6038, 39494), (6076, 39247), (11284, 21133), (12076, 19747)]