97972028

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{331}}^1$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 221542272

約数和(自身を除く): 123570244

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 331, 341, 434, 662, 682, 868, 961, 1324, 1364, 1922, 2317, 2387, 3641, 3844, 4634, 4774, 6727, 7282, 9268, 9548, 10261, 10571, 13454, 14564, 20522, 21142, 25487, 26908, 41044, 42284, 50974, 71827, 73997, 101948, 112871, 143654, 147994, 225742, 287308, 295988, 318091, 451484, 636182, 790097, 1272364, 1580194, 2226637, 3160388, 3499001, 4453274, 6998002, 8906548, 13996004, 24493007, 48986014, 97972028]

約数ペア:

[(1, 97972028), (2, 48986014), (4, 24493007), (7, 13996004), (11, 8906548), (14, 6998002), (22, 4453274), (28, 3499001), (31, 3160388), (44, 2226637), (62, 1580194), (77, 1272364), (124, 790097), (154, 636182), (217, 451484), (308, 318091), (331, 295988), (341, 287308), (434, 225742), (662, 147994), (682, 143654), (868, 112871), (961, 101948), (1324, 73997), (1364, 71827), (1922, 50974), (2317, 42284), (2387, 41044), (3641, 26908), (3844, 25487), (4634, 21142), (4774, 20522), (6727, 14564), (7282, 13454), (9268, 10571), (9548, 10261)]