31600215

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 57028608

約数和(自身を除く): 25428393

約数列:

[1, 3, 5, 9, 15, 45, 47, 67, 141, 201, 223, 235, 335, 423, 603, 669, 705, 1005, 1115, 2007, 2115, 3015, 3149, 3345, 9447, 10035, 10481, 14941, 15745, 28341, 31443, 44823, 47235, 52405, 74705, 94329, 134469, 141705, 157215, 224115, 471645, 672345, 702227, 2106681, 3511135, 6320043, 10533405, 31600215]

約数ペア:

[(1, 31600215), (3, 10533405), (5, 6320043), (9, 3511135), (15, 2106681), (45, 702227), (47, 672345), (67, 471645), (141, 224115), (201, 157215), (223, 141705), (235, 134469), (335, 94329), (423, 74705), (603, 52405), (669, 47235), (705, 44823), (1005, 31443), (1115, 28341), (2007, 15745), (2115, 14941), (3015, 10481), (3149, 10035), (3345, 9447)]