245579412

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:409

約数の個数: 96

約数和(自身を含む): 635209344

約数和(自身を除く): 389629932

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 61, 78, 122, 131, 156, 183, 197, 244, 262, 366, 393, 394, 524, 591, 732, 786, 788, 793, 1182, 1572, 1586, 1703, 2364, 2379, 2561, 3172, 3406, 4758, 5109, 5122, 6812, 7683, 7991, 9516, 10218, 10244, 12017, 15366, 15982, 20436, 23973, 24034, 25807, 30732, 31964, 36051, 47946, 48068, 51614, 72102, 77421, 95892, 103228, 103883, 144204, 154842, 156221, 207766, 309684, 311649, 312442, 335491, 415532, 468663, 623298, 624884, 670982, 937326, 1006473, 1246596, 1341964, 1574227, 1874652, 2012946, 3148454, 4025892, 4722681, 6296908, 9445362, 18890724, 20464951, 40929902, 61394853, 81859804, 122789706, 245579412]

約数ペア:

[(1, 245579412), (2, 122789706), (3, 81859804), (4, 61394853), (6, 40929902), (12, 20464951), (13, 18890724), (26, 9445362), (39, 6296908), (52, 4722681), (61, 4025892), (78, 3148454), (122, 2012946), (131, 1874652), (156, 1574227), (183, 1341964), (197, 1246596), (244, 1006473), (262, 937326), (366, 670982), (393, 624884), (394, 623298), (524, 468663), (591, 415532), (732, 335491), (786, 312442), (788, 311649), (793, 309684), (1182, 207766), (1572, 156221), (1586, 154842), (1703, 144204), (2364, 103883), (2379, 103228), (2561, 95892), (3172, 77421), (3406, 72102), (4758, 51614), (5109, 48068), (5122, 47946), (6812, 36051), (7683, 31964), (7991, 30732), (9516, 25807), (10218, 24034), (10244, 23973), (12017, 20436), (15366, 15982)]