217872476

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 429628080

約数和(自身を除く): 211755604

約数列:

[1, 2, 4, 17, 29, 34, 58, 67, 68, 97, 116, 134, 194, 268, 289, 388, 493, 578, 986, 1139, 1156, 1649, 1943, 1972, 2278, 2813, 3298, 3886, 4556, 5626, 6499, 6596, 7772, 8381, 11252, 12998, 16762, 19363, 25996, 28033, 33031, 33524, 38726, 47821, 56066, 66062, 77452, 95642, 110483, 112132, 132124, 188471, 191284, 220966, 376942, 441932, 561527, 753884, 812957, 1123054, 1625914, 1878211, 2246108, 3204007, 3251828, 3756422, 6408014, 7512844, 12816028, 54468119, 108936238, 217872476]

約数ペア:

[(1, 217872476), (2, 108936238), (4, 54468119), (17, 12816028), (29, 7512844), (34, 6408014), (58, 3756422), (67, 3251828), (68, 3204007), (97, 2246108), (116, 1878211), (134, 1625914), (194, 1123054), (268, 812957), (289, 753884), (388, 561527), (493, 441932), (578, 376942), (986, 220966), (1139, 191284), (1156, 188471), (1649, 132124), (1943, 112132), (1972, 110483), (2278, 95642), (2813, 77452), (3298, 66062), (3886, 56066), (4556, 47821), (5626, 38726), (6499, 33524), (6596, 33031), (7772, 28033), (8381, 25996), (11252, 19363), (12998, 16762)]