239675198

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 445132800

約数和(自身を除く): 205457602

約数列:

[1, 2, 7, 14, 29, 31, 58, 62, 137, 139, 203, 217, 274, 278, 406, 434, 899, 959, 973, 1798, 1918, 1946, 3973, 4031, 4247, 4309, 6293, 7946, 8062, 8494, 8618, 12586, 19043, 27811, 28217, 29729, 30163, 38086, 55622, 56434, 59458, 60326, 123163, 124961, 133301, 246326, 249922, 266602, 552247, 590333, 862141, 874727, 1104494, 1180666, 1724282, 1749454, 3865729, 4132331, 7731458, 8264662, 17119657, 34239314, 119837599, 239675198]

約数ペア:

[(1, 239675198), (2, 119837599), (7, 34239314), (14, 17119657), (29, 8264662), (31, 7731458), (58, 4132331), (62, 3865729), (137, 1749454), (139, 1724282), (203, 1180666), (217, 1104494), (274, 874727), (278, 862141), (406, 590333), (434, 552247), (899, 266602), (959, 249922), (973, 246326), (1798, 133301), (1918, 124961), (1946, 123163), (3973, 60326), (4031, 59458), (4247, 56434), (4309, 55622), (6293, 38086), (7946, 30163), (8062, 29729), (8494, 28217), (8618, 27811), (12586, 19043)]