28547896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 62203680

約数和(自身を除く): 33655784

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 67, 68, 104, 134, 136, 221, 241, 268, 442, 482, 536, 871, 884, 964, 1139, 1742, 1768, 1928, 2278, 3133, 3484, 4097, 4556, 6266, 6968, 8194, 9112, 12532, 14807, 16147, 16388, 25064, 29614, 32294, 32776, 53261, 59228, 64588, 106522, 118456, 129176, 209911, 213044, 274499, 419822, 426088, 548998, 839644, 1097996, 1679288, 2195992, 3568487, 7136974, 14273948, 28547896]

約数ペア:

[(1, 28547896), (2, 14273948), (4, 7136974), (8, 3568487), (13, 2195992), (17, 1679288), (26, 1097996), (34, 839644), (52, 548998), (67, 426088), (68, 419822), (104, 274499), (134, 213044), (136, 209911), (221, 129176), (241, 118456), (268, 106522), (442, 64588), (482, 59228), (536, 53261), (871, 32776), (884, 32294), (964, 29614), (1139, 25064), (1742, 16388), (1768, 16147), (1928, 14807), (2278, 12532), (3133, 9112), (3484, 8194), (4097, 6968), (4556, 6266)]