61639218

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:341

約数の個数: 80

約数和(自身を含む): 146779776

約数和(自身を除く): 85140558

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 71, 81, 138, 142, 162, 207, 213, 233, 414, 426, 466, 621, 639, 699, 1242, 1278, 1398, 1633, 1863, 1917, 2097, 3266, 3726, 3834, 4194, 4899, 5359, 5751, 6291, 9798, 10718, 11502, 12582, 14697, 16077, 16543, 18873, 29394, 32154, 33086, 37746, 44091, 48231, 49629, 88182, 96462, 99258, 132273, 144693, 148887, 264546, 289386, 297774, 380489, 434079, 446661, 760978, 868158, 893322, 1141467, 1339983, 2282934, 2679966, 3424401, 6848802, 10273203, 20546406, 30819609, 61639218]

約数ペア:

[(1, 61639218), (2, 30819609), (3, 20546406), (6, 10273203), (9, 6848802), (18, 3424401), (23, 2679966), (27, 2282934), (46, 1339983), (54, 1141467), (69, 893322), (71, 868158), (81, 760978), (138, 446661), (142, 434079), (162, 380489), (207, 297774), (213, 289386), (233, 264546), (414, 148887), (426, 144693), (466, 132273), (621, 99258), (639, 96462), (699, 88182), (1242, 49629), (1278, 48231), (1398, 44091), (1633, 37746), (1863, 33086), (1917, 32154), (2097, 29394), (3266, 18873), (3726, 16543), (3834, 16077), (4194, 14697), (4899, 12582), (5359, 11502), (5751, 10718), (6291, 9798)]