138217428

素因数分解:

$2^2\times 3^5\times {\mathrm{53}}^1\times {\mathrm{2683}}^1$

素因数の和:2755

約数の個数: 72

約数和(自身を含む): 369296928

約数和(自身を除く): 231079500

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 53, 54, 81, 106, 108, 159, 162, 212, 243, 318, 324, 477, 486, 636, 954, 972, 1431, 1908, 2683, 2862, 4293, 5366, 5724, 8049, 8586, 10732, 12879, 16098, 17172, 24147, 25758, 32196, 48294, 51516, 72441, 96588, 142199, 144882, 217323, 284398, 289764, 426597, 434646, 568796, 651969, 853194, 869292, 1279791, 1303938, 1706388, 2559582, 2607876, 3839373, 5119164, 7678746, 11518119, 15357492, 23036238, 34554357, 46072476, 69108714, 138217428]

約数ペア:

[(1, 138217428), (2, 69108714), (3, 46072476), (4, 34554357), (6, 23036238), (9, 15357492), (12, 11518119), (18, 7678746), (27, 5119164), (36, 3839373), (53, 2607876), (54, 2559582), (81, 1706388), (106, 1303938), (108, 1279791), (159, 869292), (162, 853194), (212, 651969), (243, 568796), (318, 434646), (324, 426597), (477, 289764), (486, 284398), (636, 217323), (954, 144882), (972, 142199), (1431, 96588), (1908, 72441), (2683, 51516), (2862, 48294), (4293, 32196), (5366, 25758), (5724, 24147), (8049, 17172), (8586, 16098), (10732, 12879)]