40395231

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 64022400

約数和(自身を除く): 23627169

約数列:

[1, 3, 9, 29, 37, 47, 87, 89, 111, 141, 261, 267, 333, 423, 801, 1073, 1363, 1739, 2581, 3219, 3293, 4089, 4183, 5217, 7743, 9657, 9879, 12267, 12549, 15651, 23229, 29637, 37647, 50431, 95497, 121307, 151293, 154771, 286491, 363921, 453879, 464313, 859473, 1091763, 1392939, 4488359, 13465077, 40395231]

約数ペア:

[(1, 40395231), (3, 13465077), (9, 4488359), (29, 1392939), (37, 1091763), (47, 859473), (87, 464313), (89, 453879), (111, 363921), (141, 286491), (261, 154771), (267, 151293), (333, 121307), (423, 95497), (801, 50431), (1073, 37647), (1363, 29637), (1739, 23229), (2581, 15651), (3219, 12549), (3293, 12267), (4089, 9879), (4183, 9657), (5217, 7743)]