161720058

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{197}}^1\times {\mathrm{379}}^1$

素因数の和:619

約数の個数: 48

約数和(自身を含む): 343997280

約数和(自身を除く): 182277222

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 197, 361, 379, 394, 591, 722, 758, 1083, 1137, 1182, 2166, 2274, 3743, 7201, 7486, 11229, 14402, 21603, 22458, 43206, 71117, 74663, 136819, 142234, 149326, 213351, 223989, 273638, 410457, 426702, 447978, 820914, 1418597, 2837194, 4255791, 8511582, 26953343, 53906686, 80860029, 161720058]

約数ペア:

[(1, 161720058), (2, 80860029), (3, 53906686), (6, 26953343), (19, 8511582), (38, 4255791), (57, 2837194), (114, 1418597), (197, 820914), (361, 447978), (379, 426702), (394, 410457), (591, 273638), (722, 223989), (758, 213351), (1083, 149326), (1137, 142234), (1182, 136819), (2166, 74663), (2274, 71117), (3743, 43206), (7201, 22458), (7486, 21603), (11229, 14402)]