25982838

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:442

約数の個数: 72

約数和(自身を含む): 66423240

約数和(自身を除く): 40440402

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 89, 98, 126, 147, 178, 267, 294, 331, 441, 534, 623, 662, 801, 882, 993, 1246, 1602, 1869, 1986, 2317, 2979, 3738, 4361, 4634, 5607, 5958, 6951, 8722, 11214, 13083, 13902, 16219, 20853, 26166, 29459, 32438, 39249, 41706, 48657, 58918, 78498, 88377, 97314, 145971, 176754, 206213, 265131, 291942, 412426, 530262, 618639, 1237278, 1443491, 1855917, 2886982, 3711834, 4330473, 8660946, 12991419, 25982838]

約数ペア:

[(1, 25982838), (2, 12991419), (3, 8660946), (6, 4330473), (7, 3711834), (9, 2886982), (14, 1855917), (18, 1443491), (21, 1237278), (42, 618639), (49, 530262), (63, 412426), (89, 291942), (98, 265131), (126, 206213), (147, 176754), (178, 145971), (267, 97314), (294, 88377), (331, 78498), (441, 58918), (534, 48657), (623, 41706), (662, 39249), (801, 32438), (882, 29459), (993, 26166), (1246, 20853), (1602, 16219), (1869, 13902), (1986, 13083), (2317, 11214), (2979, 8722), (3738, 6951), (4361, 5958), (4634, 5607)]