201728408

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4007}}^1$

素因数の和:4080

約数の個数: 64

約数和(自身を含む): 461721600

約数和(自身を除く): 259993192

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 31, 56, 58, 62, 116, 124, 203, 217, 232, 248, 406, 434, 812, 868, 899, 1624, 1736, 1798, 3596, 4007, 6293, 7192, 8014, 12586, 16028, 25172, 28049, 32056, 50344, 56098, 112196, 116203, 124217, 224392, 232406, 248434, 464812, 496868, 813421, 869519, 929624, 993736, 1626842, 1739038, 3253684, 3478076, 3602293, 6507368, 6956152, 7204586, 14409172, 25216051, 28818344, 50432102, 100864204, 201728408]

約数ペア:

[(1, 201728408), (2, 100864204), (4, 50432102), (7, 28818344), (8, 25216051), (14, 14409172), (28, 7204586), (29, 6956152), (31, 6507368), (56, 3602293), (58, 3478076), (62, 3253684), (116, 1739038), (124, 1626842), (203, 993736), (217, 929624), (232, 869519), (248, 813421), (406, 496868), (434, 464812), (812, 248434), (868, 232406), (899, 224392), (1624, 124217), (1736, 116203), (1798, 112196), (3596, 56098), (4007, 50344), (6293, 32056), (7192, 28049), (8014, 25172), (12586, 16028)]