28751978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{491}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 48176640

約数和(自身を除く): 19424662

約数列:

[1, 2, 19, 23, 38, 46, 67, 134, 437, 491, 874, 982, 1273, 1541, 2546, 3082, 9329, 11293, 18658, 22586, 29279, 32897, 58558, 65794, 214567, 429134, 625043, 756631, 1250086, 1513262, 14375989, 28751978]

約数ペア:

[(1, 28751978), (2, 14375989), (19, 1513262), (23, 1250086), (38, 756631), (46, 625043), (67, 429134), (134, 214567), (437, 65794), (491, 58558), (874, 32897), (982, 29279), (1273, 22586), (1541, 18658), (2546, 11293), (3082, 9329)]