16507965

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 27574272

約数和(自身を除く): 11066307

約数列:

[1, 3, 5, 15, 31, 93, 131, 155, 271, 393, 465, 655, 813, 1355, 1965, 4061, 4065, 8401, 12183, 20305, 25203, 35501, 42005, 60915, 106503, 126015, 177505, 532515, 1100531, 3301593, 5502655, 16507965]

約数ペア:

[(1, 16507965), (3, 5502655), (5, 3301593), (15, 1100531), (31, 532515), (93, 177505), (131, 126015), (155, 106503), (271, 60915), (393, 42005), (465, 35501), (655, 25203), (813, 20305), (1355, 12183), (1965, 8401), (4061, 4065)]