387445245

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1489}}^1$

素因数の和:1610

約数の個数: 64

約数和(自身を含む): 720921600

約数和(自身を除く): 333476355

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 83, 95, 165, 209, 249, 285, 415, 627, 913, 1045, 1245, 1489, 1577, 2739, 3135, 4467, 4565, 4731, 7445, 7885, 13695, 16379, 17347, 22335, 23655, 28291, 49137, 52041, 81895, 84873, 86735, 123587, 141455, 245685, 260205, 311201, 370761, 424365, 617935, 933603, 1359457, 1556005, 1853805, 2348153, 4078371, 4668015, 6797285, 7044459, 11740765, 20391855, 25829683, 35222295, 77489049, 129148415, 387445245]

約数ペア:

[(1, 387445245), (3, 129148415), (5, 77489049), (11, 35222295), (15, 25829683), (19, 20391855), (33, 11740765), (55, 7044459), (57, 6797285), (83, 4668015), (95, 4078371), (165, 2348153), (209, 1853805), (249, 1556005), (285, 1359457), (415, 933603), (627, 617935), (913, 424365), (1045, 370761), (1245, 311201), (1489, 260205), (1577, 245685), (2739, 141455), (3135, 123587), (4467, 86735), (4565, 84873), (4731, 81895), (7445, 52041), (7885, 49137), (13695, 28291), (16379, 23655), (17347, 22335)]