321572925

素因数分解:

$3^2\times 5^2\times {\mathrm{571}}^1\times {\mathrm{2503}}^1$

素因数の和:3090

約数の個数: 36

約数和(自身を含む): 577212064

約数和(自身を除く): 255639139

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 571, 1713, 2503, 2855, 5139, 7509, 8565, 12515, 14275, 22527, 25695, 37545, 42825, 62575, 112635, 128475, 187725, 563175, 1429213, 4287639, 7146065, 12862917, 21438195, 35730325, 64314585, 107190975, 321572925]

約数ペア:

[(1, 321572925), (3, 107190975), (5, 64314585), (9, 35730325), (15, 21438195), (25, 12862917), (45, 7146065), (75, 4287639), (225, 1429213), (571, 563175), (1713, 187725), (2503, 128475), (2855, 112635), (5139, 62575), (7509, 42825), (8565, 37545), (12515, 25695), (14275, 22527)]