245547354

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{659}}^1$

素因数の和:975

約数の個数: 64

約数和(自身を含む): 562826880

約数和(自身を除く): 317279526

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 281, 442, 562, 659, 663, 843, 1318, 1326, 1686, 1977, 3653, 3954, 4777, 7306, 8567, 9554, 10959, 11203, 14331, 17134, 21918, 22406, 25701, 28662, 33609, 51402, 62101, 67218, 124202, 145639, 185179, 186303, 291278, 370358, 372606, 436917, 555537, 873834, 1111074, 2407327, 3148043, 4814654, 6296086, 7221981, 9444129, 14443962, 18888258, 40924559, 81849118, 122773677, 245547354]

約数ペア:

[(1, 245547354), (2, 122773677), (3, 81849118), (6, 40924559), (13, 18888258), (17, 14443962), (26, 9444129), (34, 7221981), (39, 6296086), (51, 4814654), (78, 3148043), (102, 2407327), (221, 1111074), (281, 873834), (442, 555537), (562, 436917), (659, 372606), (663, 370358), (843, 291278), (1318, 186303), (1326, 185179), (1686, 145639), (1977, 124202), (3653, 67218), (3954, 62101), (4777, 51402), (7306, 33609), (8567, 28662), (9554, 25701), (10959, 22406), (11203, 21918), (14331, 17134)]