397300965

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67741}}^1$

素因数の和:67789

約数の個数: 32

約数和(自身を含む): 702349056

約数和(自身を除く): 305048091

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1173, 1955, 5865, 67741, 203223, 338705, 1016115, 1151597, 1558043, 3454791, 4674129, 5757985, 7790215, 17273955, 23370645, 26486731, 79460193, 132433655, 397300965]

約数ペア:

[(1, 397300965), (3, 132433655), (5, 79460193), (15, 26486731), (17, 23370645), (23, 17273955), (51, 7790215), (69, 5757985), (85, 4674129), (115, 3454791), (255, 1558043), (345, 1151597), (391, 1016115), (1173, 338705), (1955, 203223), (5865, 67741)]