72173241

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{16603}}^1$

素因数の和:16642

約数の個数: 32

約数和(自身を含む): 127518720

約数和(自身を除く): 55345479

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 16603, 49809, 116221, 149427, 348663, 381869, 448281, 1045989, 1145607, 2673083, 3137967, 3436821, 8019249, 10310463, 24057747, 72173241]

約数ペア:

[(1, 72173241), (3, 24057747), (7, 10310463), (9, 8019249), (21, 3436821), (23, 3137967), (27, 2673083), (63, 1145607), (69, 1045989), (161, 448281), (189, 381869), (207, 348663), (483, 149427), (621, 116221), (1449, 49809), (4347, 16603)]