291244473

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1361}}^1$

素因数の和:1470

約数の個数: 48

約数和(自身を含む): 475937280

約数和(自身を除く): 184692807

約数列:

[1, 3, 9, 13, 31, 39, 59, 93, 117, 177, 279, 403, 531, 767, 1209, 1361, 1829, 2301, 3627, 4083, 5487, 6903, 12249, 16461, 17693, 23777, 42191, 53079, 71331, 80299, 126573, 159237, 213993, 240897, 379719, 548483, 722691, 1043887, 1645449, 2489269, 3131661, 4936347, 7467807, 9394983, 22403421, 32360497, 97081491, 291244473]

約数ペア:

[(1, 291244473), (3, 97081491), (9, 32360497), (13, 22403421), (31, 9394983), (39, 7467807), (59, 4936347), (93, 3131661), (117, 2489269), (177, 1645449), (279, 1043887), (403, 722691), (531, 548483), (767, 379719), (1209, 240897), (1361, 213993), (1829, 159237), (2301, 126573), (3627, 80299), (4083, 71331), (5487, 53079), (6903, 42191), (12249, 23777), (16461, 17693)]