331350656

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28447}}^1$

素因数の和:28481

約数の個数: 64

約数和(自身を含む): 812474880

約数和(自身を除く): 481124224

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 2912, 5824, 11648, 28447, 56894, 113788, 199129, 227576, 369811, 398258, 455152, 739622, 796516, 910304, 1479244, 1593032, 1820608, 2588677, 2958488, 3186064, 3641216, 5177354, 5916976, 6372128, 10354708, 11833952, 12744256, 20709416, 23667904, 25488512, 41418832, 47335808, 82837664, 165675328, 331350656]

約数ペア:

[(1, 331350656), (2, 165675328), (4, 82837664), (7, 47335808), (8, 41418832), (13, 25488512), (14, 23667904), (16, 20709416), (26, 12744256), (28, 11833952), (32, 10354708), (52, 6372128), (56, 5916976), (64, 5177354), (91, 3641216), (104, 3186064), (112, 2958488), (128, 2588677), (182, 1820608), (208, 1593032), (224, 1479244), (364, 910304), (416, 796516), (448, 739622), (728, 455152), (832, 398258), (896, 369811), (1456, 227576), (1664, 199129), (2912, 113788), (5824, 56894), (11648, 28447)]