321891804

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{40459}}^1$

素因数の和:40499

約数の個数: 72

約数和(自身を含む): 927828720

約数和(自身を除く): 605936916

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 40459, 80918, 121377, 161836, 242754, 364131, 485508, 525967, 687803, 728262, 1051934, 1375606, 1456524, 1577901, 2063409, 2103868, 2751212, 3155802, 4126818, 4733703, 6190227, 6311604, 8253636, 8941439, 9467406, 12380454, 17882878, 18934812, 24760908, 26824317, 35765756, 53648634, 80472951, 107297268, 160945902, 321891804]

約数ペア:

[(1, 321891804), (2, 160945902), (3, 107297268), (4, 80472951), (6, 53648634), (9, 35765756), (12, 26824317), (13, 24760908), (17, 18934812), (18, 17882878), (26, 12380454), (34, 9467406), (36, 8941439), (39, 8253636), (51, 6311604), (52, 6190227), (68, 4733703), (78, 4126818), (102, 3155802), (117, 2751212), (153, 2103868), (156, 2063409), (204, 1577901), (221, 1456524), (234, 1375606), (306, 1051934), (442, 728262), (468, 687803), (612, 525967), (663, 485508), (884, 364131), (1326, 242754), (1989, 161836), (2652, 121377), (3978, 80918), (7956, 40459)]