85961871

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 141657600

約数和(自身を除く): 55695729

約数列:

[1, 3, 9, 19, 27, 41, 57, 61, 67, 123, 171, 183, 201, 369, 513, 549, 603, 779, 1107, 1159, 1273, 1647, 1809, 2337, 2501, 2747, 3477, 3819, 4087, 7011, 7503, 8241, 10431, 11457, 12261, 21033, 22509, 24723, 31293, 34371, 36783, 47519, 52193, 67527, 74169, 77653, 110349, 142557, 156579, 167567, 232959, 427671, 469737, 502701, 698877, 1283013, 1409211, 1508103, 2096631, 3183773, 4524309, 9551319, 28653957, 85961871]

約数ペア:

[(1, 85961871), (3, 28653957), (9, 9551319), (19, 4524309), (27, 3183773), (41, 2096631), (57, 1508103), (61, 1409211), (67, 1283013), (123, 698877), (171, 502701), (183, 469737), (201, 427671), (369, 232959), (513, 167567), (549, 156579), (603, 142557), (779, 110349), (1107, 77653), (1159, 74169), (1273, 67527), (1647, 52193), (1809, 47519), (2337, 36783), (2501, 34371), (2747, 31293), (3477, 24723), (3819, 22509), (4087, 21033), (7011, 12261), (7503, 11457), (8241, 10431)]