29921355

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 54362880

約数和(自身を除く): 24441525

約数列:

[1, 3, 5, 9, 15, 31, 45, 89, 93, 155, 241, 267, 279, 445, 465, 723, 801, 1205, 1335, 1395, 2169, 2759, 3615, 4005, 7471, 8277, 10845, 13795, 21449, 22413, 24831, 37355, 41385, 64347, 67239, 107245, 112065, 124155, 193041, 321735, 336195, 664919, 965205, 1994757, 3324595, 5984271, 9973785, 29921355]

約数ペア:

[(1, 29921355), (3, 9973785), (5, 5984271), (9, 3324595), (15, 1994757), (31, 965205), (45, 664919), (89, 336195), (93, 321735), (155, 193041), (241, 124155), (267, 112065), (279, 107245), (445, 67239), (465, 64347), (723, 41385), (801, 37355), (1205, 24831), (1335, 22413), (1395, 21449), (2169, 13795), (2759, 10845), (3615, 8277), (4005, 7471)]