31207428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3347}}^1$

素因数の和:3401

約数の個数: 72

約数和(自身を含む): 92619072

約数和(自身を除く): 61411644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 252, 259, 333, 444, 518, 666, 777, 1036, 1332, 1554, 2331, 3108, 3347, 4662, 6694, 9324, 10041, 13388, 20082, 23429, 30123, 40164, 46858, 60246, 70287, 93716, 120492, 123839, 140574, 210861, 247678, 281148, 371517, 421722, 495356, 743034, 843444, 866873, 1114551, 1486068, 1733746, 2229102, 2600619, 3467492, 4458204, 5201238, 7801857, 10402476, 15603714, 31207428]

約数ペア:

[(1, 31207428), (2, 15603714), (3, 10402476), (4, 7801857), (6, 5201238), (7, 4458204), (9, 3467492), (12, 2600619), (14, 2229102), (18, 1733746), (21, 1486068), (28, 1114551), (36, 866873), (37, 843444), (42, 743034), (63, 495356), (74, 421722), (84, 371517), (111, 281148), (126, 247678), (148, 210861), (222, 140574), (252, 123839), (259, 120492), (333, 93716), (444, 70287), (518, 60246), (666, 46858), (777, 40164), (1036, 30123), (1332, 23429), (1554, 20082), (2331, 13388), (3108, 10041), (3347, 9324), (4662, 6694)]