621807645

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{7013}}^1$

素因数の和:7301

約数の個数: 32

約数和(自身を含む): 1042336512

約数和(自身を除く): 420528867

約数列:

[1, 3, 5, 15, 23, 69, 115, 257, 345, 771, 1285, 3855, 5911, 7013, 17733, 21039, 29555, 35065, 88665, 105195, 161299, 483897, 806495, 1802341, 2419485, 5407023, 9011705, 27035115, 41453843, 124361529, 207269215, 621807645]

約数ペア:

[(1, 621807645), (3, 207269215), (5, 124361529), (15, 41453843), (23, 27035115), (69, 9011705), (115, 5407023), (257, 2419485), (345, 1802341), (771, 806495), (1285, 483897), (3855, 161299), (5911, 105195), (7013, 88665), (17733, 35065), (21039, 29555)]