66780801

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{373}}^1$

素因数の和:750

約数の個数: 32

約数和(自身を含む): 104720000

約数和(自身を除く): 37939199

約数列:

[1, 3, 9, 19, 27, 57, 171, 349, 373, 513, 1047, 1119, 3141, 3357, 6631, 7087, 9423, 10071, 19893, 21261, 59679, 63783, 130177, 179037, 191349, 390531, 1171593, 2473363, 3514779, 7420089, 22260267, 66780801]

約数ペア:

[(1, 66780801), (3, 22260267), (9, 7420089), (19, 3514779), (27, 2473363), (57, 1171593), (171, 390531), (349, 191349), (373, 179037), (513, 130177), (1047, 63783), (1119, 59679), (3141, 21261), (3357, 19893), (6631, 10071), (7087, 9423)]