1972428165

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157103}}^1$

素因数の和:157151

約数の個数: 40

約数和(自身を含む): 3649840128

約数和(自身を除く): 1677411963

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 279, 405, 465, 837, 1395, 2511, 4185, 12555, 157103, 471309, 785515, 1413927, 2356545, 4241781, 4870193, 7069635, 12725343, 14610579, 21208905, 24350965, 43831737, 63626715, 73052895, 131495211, 219158685, 394485633, 657476055, 1972428165]

約数ペア:

[(1, 1972428165), (3, 657476055), (5, 394485633), (9, 219158685), (15, 131495211), (27, 73052895), (31, 63626715), (45, 43831737), (81, 24350965), (93, 21208905), (135, 14610579), (155, 12725343), (279, 7069635), (405, 4870193), (465, 4241781), (837, 2356545), (1395, 1413927), (2511, 785515), (4185, 471309), (12555, 157103)]