7216215

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 12208320

約数和(自身を除く): 4992105

約数列:

[1, 3, 5, 15, 29, 53, 87, 145, 159, 265, 313, 435, 795, 939, 1537, 1565, 4611, 4695, 7685, 9077, 16589, 23055, 27231, 45385, 49767, 82945, 136155, 248835, 481081, 1443243, 2405405, 7216215]

約数ペア:

[(1, 7216215), (3, 2405405), (5, 1443243), (15, 481081), (29, 248835), (53, 136155), (87, 82945), (145, 49767), (159, 45385), (265, 27231), (313, 23055), (435, 16589), (795, 9077), (939, 7685), (1537, 4695), (1565, 4611)]