74985218

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 147087360

約数和(自身を除く): 72102142

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 113, 139, 154, 217, 226, 278, 341, 434, 682, 791, 973, 1243, 1529, 1582, 1946, 2387, 2486, 3058, 3503, 4309, 4774, 7006, 8618, 8701, 10703, 15707, 17402, 21406, 24521, 30163, 31414, 38533, 47399, 49042, 60326, 77066, 94798, 109949, 172777, 219898, 269731, 331793, 345554, 486917, 539462, 663586, 973834, 1209439, 2418878, 3408419, 5356087, 6816838, 10712174, 37492609, 74985218]

約数ペア:

[(1, 74985218), (2, 37492609), (7, 10712174), (11, 6816838), (14, 5356087), (22, 3408419), (31, 2418878), (62, 1209439), (77, 973834), (113, 663586), (139, 539462), (154, 486917), (217, 345554), (226, 331793), (278, 269731), (341, 219898), (434, 172777), (682, 109949), (791, 94798), (973, 77066), (1243, 60326), (1529, 49042), (1582, 47399), (1946, 38533), (2387, 31414), (2486, 30163), (3058, 24521), (3503, 21406), (4309, 17402), (4774, 15707), (7006, 10703), (8618, 8701)]