253189664

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{12421}}^1$

素因数の和:12458

約数の個数: 72

約数和(自身を含む): 624503628

約数和(自身を除く): 371313964

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 637, 728, 784, 1274, 1456, 1568, 2548, 2912, 5096, 10192, 12421, 20384, 24842, 49684, 86947, 99368, 161473, 173894, 198736, 322946, 347788, 397472, 608629, 645892, 695576, 1130311, 1217258, 1291784, 1391152, 2260622, 2434516, 2583568, 2782304, 4521244, 4869032, 5167136, 7912177, 9042488, 9738064, 15824354, 18084976, 19476128, 31648708, 36169952, 63297416, 126594832, 253189664]

約数ペア:

[(1, 253189664), (2, 126594832), (4, 63297416), (7, 36169952), (8, 31648708), (13, 19476128), (14, 18084976), (16, 15824354), (26, 9738064), (28, 9042488), (32, 7912177), (49, 5167136), (52, 4869032), (56, 4521244), (91, 2782304), (98, 2583568), (104, 2434516), (112, 2260622), (182, 1391152), (196, 1291784), (208, 1217258), (224, 1130311), (364, 695576), (392, 645892), (416, 608629), (637, 397472), (728, 347788), (784, 322946), (1274, 198736), (1456, 173894), (1568, 161473), (2548, 99368), (2912, 86947), (5096, 49684), (10192, 24842), (12421, 20384)]