1900397733

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{359}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 2817555840

約数和(自身を除く): 917158107

約数列:

[1, 3, 13, 39, 53, 159, 169, 197, 359, 507, 591, 689, 1077, 2067, 2561, 4667, 7683, 8957, 10441, 14001, 19027, 26871, 31323, 33293, 57081, 60671, 70723, 99879, 135733, 182013, 212169, 247351, 407199, 742053, 919399, 1764529, 2758197, 3215563, 3748319, 5293587, 9646689, 11244957, 11952187, 35856561, 48728147, 146184441, 633465911, 1900397733]

約数ペア:

[(1, 1900397733), (3, 633465911), (13, 146184441), (39, 48728147), (53, 35856561), (159, 11952187), (169, 11244957), (197, 9646689), (359, 5293587), (507, 3748319), (591, 3215563), (689, 2758197), (1077, 1764529), (2067, 919399), (2561, 742053), (4667, 407199), (7683, 247351), (8957, 212169), (10441, 182013), (14001, 135733), (19027, 99879), (26871, 70723), (31323, 60671), (33293, 57081)]