27845870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 57576960

約数和(自身を除く): 29731090

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 67, 115, 130, 134, 139, 230, 278, 299, 335, 598, 670, 695, 871, 1390, 1495, 1541, 1742, 1807, 2990, 3082, 3197, 3614, 4355, 6394, 7705, 8710, 9035, 9313, 15410, 15985, 18070, 18626, 20033, 31970, 40066, 41561, 46565, 83122, 93130, 100165, 121069, 200330, 207805, 214199, 242138, 415610, 428398, 605345, 1070995, 1210690, 2141990, 2784587, 5569174, 13922935, 27845870]

約数ペア:

[(1, 27845870), (2, 13922935), (5, 5569174), (10, 2784587), (13, 2141990), (23, 1210690), (26, 1070995), (46, 605345), (65, 428398), (67, 415610), (115, 242138), (130, 214199), (134, 207805), (139, 200330), (230, 121069), (278, 100165), (299, 93130), (335, 83122), (598, 46565), (670, 41561), (695, 40066), (871, 31970), (1390, 20033), (1495, 18626), (1541, 18070), (1742, 15985), (1807, 15410), (2990, 9313), (3082, 9035), (3197, 8710), (3614, 7705), (4355, 6394)]