1405316

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2$

素因数の和:116

約数の個数: 36

約数和(自身を含む): 2894640

約数和(自身を除く): 1489324

約数列:

[1, 2, 4, 11, 19, 22, 38, 41, 44, 76, 82, 164, 209, 418, 451, 779, 836, 902, 1558, 1681, 1804, 3116, 3362, 6724, 8569, 17138, 18491, 31939, 34276, 36982, 63878, 73964, 127756, 351329, 702658, 1405316]

約数ペア:

[(1, 1405316), (2, 702658), (4, 351329), (11, 127756), (19, 73964), (22, 63878), (38, 36982), (41, 34276), (44, 31939), (76, 18491), (82, 17138), (164, 8569), (209, 6724), (418, 3362), (451, 3116), (779, 1804), (836, 1681), (902, 1558)]