203428358

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{2153}}^1$

素因数の和:2576

約数の個数: 32

約数和(自身を含む): 370350144

約数和(自身を除く): 166921786

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 397, 794, 2153, 2779, 4306, 5558, 6749, 13498, 15071, 30142, 36601, 47243, 73202, 94486, 256207, 512414, 854741, 1709482, 5983187, 11966374, 14530597, 29061194, 101714179, 203428358]

約数ペア:

[(1, 203428358), (2, 101714179), (7, 29061194), (14, 14530597), (17, 11966374), (34, 5983187), (119, 1709482), (238, 854741), (397, 512414), (794, 256207), (2153, 94486), (2779, 73202), (4306, 47243), (5558, 36601), (6749, 30142), (13498, 15071)]