688049319165

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{9661}}^1\times {\mathrm{9871}}^1$

素因数の和:19590

約数の個数: 64

約数和(自身を含む): 1217853514752

約数和(自身を除く): 529804195587

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 7215, 9661, 9871, 28983, 29613, 48305, 49355, 125593, 128323, 144915, 148065, 357457, 365227, 376779, 384969, 627965, 641615, 1072371, 1095681, 1787285, 1826135, 1883895, 1924845, 4646941, 4747951, 5361855, 5478405, 13940823, 14243853, 23234705, 23739755, 69704115, 71219265, 95363731, 286091193, 476818655, 1239728503, 1430455965, 3528458047, 3719185509, 6198642515, 10585374141, 17642290235, 18595927545, 45869954611, 52926870705, 137609863833, 229349773055, 688049319165]

約数ペア:

[(1, 688049319165), (3, 229349773055), (5, 137609863833), (13, 52926870705), (15, 45869954611), (37, 18595927545), (39, 17642290235), (65, 10585374141), (111, 6198642515), (185, 3719185509), (195, 3528458047), (481, 1430455965), (555, 1239728503), (1443, 476818655), (2405, 286091193), (7215, 95363731), (9661, 71219265), (9871, 69704115), (28983, 23739755), (29613, 23234705), (48305, 14243853), (49355, 13940823), (125593, 5478405), (128323, 5361855), (144915, 4747951), (148065, 4646941), (357457, 1924845), (365227, 1883895), (376779, 1826135), (384969, 1787285), (627965, 1095681), (641615, 1072371)]