313969984

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8329}}^1$

素因数の和:8391

約数の個数: 56

約数和(自身を含む): 677062400

約数和(自身を除く): 363092416

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 152, 248, 304, 496, 589, 608, 992, 1178, 1216, 1984, 2356, 4712, 8329, 9424, 16658, 18848, 33316, 37696, 66632, 133264, 158251, 258199, 266528, 316502, 516398, 533056, 633004, 1032796, 1266008, 2065592, 2532016, 4131184, 4905781, 5064032, 8262368, 9811562, 10128064, 16524736, 19623124, 39246248, 78492496, 156984992, 313969984]

約数ペア:

[(1, 313969984), (2, 156984992), (4, 78492496), (8, 39246248), (16, 19623124), (19, 16524736), (31, 10128064), (32, 9811562), (38, 8262368), (62, 5064032), (64, 4905781), (76, 4131184), (124, 2532016), (152, 2065592), (248, 1266008), (304, 1032796), (496, 633004), (589, 533056), (608, 516398), (992, 316502), (1178, 266528), (1216, 258199), (1984, 158251), (2356, 133264), (4712, 66632), (8329, 37696), (9424, 33316), (16658, 18848)]