61653172

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 132276480

約数和(自身を除く): 70623308

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 73, 98, 124, 139, 146, 196, 217, 278, 292, 434, 511, 556, 868, 973, 1022, 1519, 1946, 2044, 2263, 3038, 3577, 3892, 4309, 4526, 6076, 6811, 7154, 8618, 9052, 10147, 13622, 14308, 15841, 17236, 20294, 27244, 30163, 31682, 40588, 60326, 63364, 71029, 110887, 120652, 142058, 211141, 221774, 284116, 314557, 422282, 443548, 497203, 629114, 844564, 994406, 1258228, 1988812, 2201899, 4403798, 8807596, 15413293, 30826586, 61653172]

約数ペア:

[(1, 61653172), (2, 30826586), (4, 15413293), (7, 8807596), (14, 4403798), (28, 2201899), (31, 1988812), (49, 1258228), (62, 994406), (73, 844564), (98, 629114), (124, 497203), (139, 443548), (146, 422282), (196, 314557), (217, 284116), (278, 221774), (292, 211141), (434, 142058), (511, 120652), (556, 110887), (868, 71029), (973, 63364), (1022, 60326), (1519, 40588), (1946, 31682), (2044, 30163), (2263, 27244), (3038, 20294), (3577, 17236), (3892, 15841), (4309, 14308), (4526, 13622), (6076, 10147), (6811, 9052), (7154, 8618)]