11978595

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 21958560

約数和(自身を除く): 9979965

約数列:

[1, 3, 5, 9, 15, 29, 45, 67, 87, 137, 145, 201, 261, 335, 411, 435, 603, 685, 1005, 1233, 1305, 1943, 2055, 3015, 3973, 5829, 6165, 9179, 9715, 11919, 17487, 19865, 27537, 29145, 35757, 45895, 59595, 82611, 87435, 137685, 178785, 266191, 413055, 798573, 1330955, 2395719, 3992865, 11978595]

約数ペア:

[(1, 11978595), (3, 3992865), (5, 2395719), (9, 1330955), (15, 798573), (29, 413055), (45, 266191), (67, 178785), (87, 137685), (137, 87435), (145, 82611), (201, 59595), (261, 45895), (335, 35757), (411, 29145), (435, 27537), (603, 19865), (685, 17487), (1005, 11919), (1233, 9715), (1305, 9179), (1943, 6165), (2055, 5829), (3015, 3973)]