38873601

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 80

約数和(自身を含む): 69115200

約数和(自身を除く): 30241599

約数列:

[1, 3, 9, 13, 19, 27, 29, 39, 57, 67, 81, 87, 117, 171, 201, 247, 261, 351, 377, 513, 551, 603, 741, 783, 871, 1053, 1131, 1273, 1539, 1653, 1809, 1943, 2223, 2349, 2613, 3393, 3819, 4959, 5427, 5829, 6669, 7163, 7839, 10179, 11457, 14877, 16549, 17487, 20007, 21489, 23517, 25259, 30537, 34371, 36917, 44631, 49647, 52461, 64467, 70551, 75777, 103113, 110751, 148941, 157383, 193401, 227331, 332253, 446823, 479921, 580203, 681993, 996759, 1340469, 1439763, 2045979, 2990277, 4319289, 12957867, 38873601]

約数ペア:

[(1, 38873601), (3, 12957867), (9, 4319289), (13, 2990277), (19, 2045979), (27, 1439763), (29, 1340469), (39, 996759), (57, 681993), (67, 580203), (81, 479921), (87, 446823), (117, 332253), (171, 227331), (201, 193401), (247, 157383), (261, 148941), (351, 110751), (377, 103113), (513, 75777), (551, 70551), (603, 64467), (741, 52461), (783, 49647), (871, 44631), (1053, 36917), (1131, 34371), (1273, 30537), (1539, 25259), (1653, 23517), (1809, 21489), (1943, 20007), (2223, 17487), (2349, 16549), (2613, 14877), (3393, 11457), (3819, 10179), (4959, 7839), (5427, 7163), (5829, 6669)]