71784804

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{9391}}^1$

素因数の和:9425

約数の個数: 72

約数和(自身を含む): 209854848

約数和(自身を除く): 138070044

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 9391, 18782, 28173, 37564, 56346, 65737, 112692, 122083, 131474, 197211, 244166, 262948, 366249, 394422, 460159, 488332, 732498, 788844, 854581, 920318, 1380477, 1464996, 1709162, 1840636, 2563743, 2760954, 3418324, 5127486, 5521908, 5982067, 10254972, 11964134, 17946201, 23928268, 35892402, 71784804]

約数ペア:

[(1, 71784804), (2, 35892402), (3, 23928268), (4, 17946201), (6, 11964134), (7, 10254972), (12, 5982067), (13, 5521908), (14, 5127486), (21, 3418324), (26, 2760954), (28, 2563743), (39, 1840636), (42, 1709162), (49, 1464996), (52, 1380477), (78, 920318), (84, 854581), (91, 788844), (98, 732498), (147, 488332), (156, 460159), (182, 394422), (196, 366249), (273, 262948), (294, 244166), (364, 197211), (546, 131474), (588, 122083), (637, 112692), (1092, 65737), (1274, 56346), (1911, 37564), (2548, 28173), (3822, 18782), (7644, 9391)]