28871178

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 68567040

約数和(自身を除く): 39695862

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 59, 61, 118, 122, 177, 183, 191, 354, 366, 382, 413, 427, 573, 826, 854, 1146, 1239, 1281, 1337, 2478, 2562, 2674, 3599, 4011, 7198, 8022, 10797, 11269, 11651, 21594, 22538, 23302, 25193, 33807, 34953, 50386, 67614, 69906, 75579, 78883, 81557, 151158, 157766, 163114, 236649, 244671, 473298, 489342, 687409, 1374818, 2062227, 4124454, 4811863, 9623726, 14435589, 28871178]

約数ペア:

[(1, 28871178), (2, 14435589), (3, 9623726), (6, 4811863), (7, 4124454), (14, 2062227), (21, 1374818), (42, 687409), (59, 489342), (61, 473298), (118, 244671), (122, 236649), (177, 163114), (183, 157766), (191, 151158), (354, 81557), (366, 78883), (382, 75579), (413, 69906), (427, 67614), (573, 50386), (826, 34953), (854, 33807), (1146, 25193), (1239, 23302), (1281, 22538), (1337, 21594), (2478, 11651), (2562, 11269), (2674, 10797), (3599, 8022), (4011, 7198)]