189920703

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1\times {\mathrm{593}}^1$

素因数の和:855

約数の個数: 32

約数和(自身を含む): 294700032

約数和(自身を除く): 104779329

約数列:

[1, 3, 7, 21, 101, 151, 303, 453, 593, 707, 1057, 1779, 2121, 3171, 4151, 12453, 15251, 45753, 59893, 89543, 106757, 179679, 268629, 320271, 419251, 626801, 1257753, 1880403, 9043843, 27131529, 63306901, 189920703]

約数ペア:

[(1, 189920703), (3, 63306901), (7, 27131529), (21, 9043843), (101, 1880403), (151, 1257753), (303, 626801), (453, 419251), (593, 320271), (707, 268629), (1057, 179679), (1779, 106757), (2121, 89543), (3171, 59893), (4151, 45753), (12453, 15251)]