13947878812

素因数分解:

$2^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{397}}^1\times {\mathrm{2269}}^1$

素因数の和:2763

約数の個数: 72

約数和(自身を含む): 28838443200

約数和(自身を除く): 14890564388

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 158, 196, 316, 397, 553, 794, 1106, 1588, 2212, 2269, 2779, 3871, 4538, 5558, 7742, 9076, 11116, 15484, 15883, 19453, 31363, 31766, 38906, 62726, 63532, 77812, 111181, 125452, 179251, 219541, 222362, 358502, 439082, 444724, 717004, 878164, 900793, 1254757, 1536787, 1801586, 2509514, 3073574, 3603172, 5019028, 6147148, 6305551, 8783299, 12611102, 17566598, 25222204, 35133196, 44138857, 71162647, 88277714, 142325294, 176555428, 284650588, 498138529, 996277058, 1992554116, 3486969703, 6973939406, 13947878812]

約数ペア:

[(1, 13947878812), (2, 6973939406), (4, 3486969703), (7, 1992554116), (14, 996277058), (28, 498138529), (49, 284650588), (79, 176555428), (98, 142325294), (158, 88277714), (196, 71162647), (316, 44138857), (397, 35133196), (553, 25222204), (794, 17566598), (1106, 12611102), (1588, 8783299), (2212, 6305551), (2269, 6147148), (2779, 5019028), (3871, 3603172), (4538, 3073574), (5558, 2509514), (7742, 1801586), (9076, 1536787), (11116, 1254757), (15484, 900793), (15883, 878164), (19453, 717004), (31363, 444724), (31766, 439082), (38906, 358502), (62726, 222362), (63532, 219541), (77812, 179251), (111181, 125452)]