28852356

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{347}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 74892384

約数和(自身を除く): 46040028

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 41, 52, 78, 82, 123, 156, 164, 169, 246, 338, 347, 492, 507, 533, 676, 694, 1014, 1041, 1066, 1388, 1599, 2028, 2082, 2132, 3198, 4164, 4511, 6396, 6929, 9022, 13533, 13858, 14227, 18044, 20787, 27066, 27716, 28454, 41574, 42681, 54132, 56908, 58643, 83148, 85362, 117286, 170724, 175929, 184951, 234572, 351858, 369902, 554853, 703716, 739804, 1109706, 2219412, 2404363, 4808726, 7213089, 9617452, 14426178, 28852356]

約数ペア:

[(1, 28852356), (2, 14426178), (3, 9617452), (4, 7213089), (6, 4808726), (12, 2404363), (13, 2219412), (26, 1109706), (39, 739804), (41, 703716), (52, 554853), (78, 369902), (82, 351858), (123, 234572), (156, 184951), (164, 175929), (169, 170724), (246, 117286), (338, 85362), (347, 83148), (492, 58643), (507, 56908), (533, 54132), (676, 42681), (694, 41574), (1014, 28454), (1041, 27716), (1066, 27066), (1388, 20787), (1599, 18044), (2028, 14227), (2082, 13858), (2132, 13533), (3198, 9022), (4164, 6929), (4511, 6396)]